The same applies to a barrel of oil. Before you dig through those crates to listen to your favorite throwback LP or 45-RPM single, make sure that what you're holding isn't worth a full semester of … We hear from people all the time – “I have some records. If you've got the 45 … What are they worth?” With most commodities, the answer is a fairly simple one. The 45 record was made to be the rival of the 33, or 12-inch long playing record. It is called a 45 because it plays at 45 RPM's, or revolutions per minute on a turntable. That’s not the case with records, however. A healthy chunk of those sales comes from reissues of classic albums by everyone from the Doors to Dylan. However, collectors know the realvinyl money lies in original pressings and rare vinyl records. If you have an ounce of gold, it’s worth a certain amount of money. And so, we've compiled a list of fascinating, famously expensive … One of Bruce Springsteen's first singles with Columbia Records was "Spirit In The Night" off his debut album, Greetings from Asbury Park, N.J. TOP RARE RECORD DEALER - GET HELP FROM AN EXPERT (click here) Welcome to the iGuide 45 RPM RECORDS Price Guide IGuide.net is proud to host the online 45 RPM RECORD Price Guide.The price guide is maintained by Jon R. Warren, whose price guide books have been the authority on collectibles values since 1985. Seven-inch records, or 45s, were first introduced in the late 40s by the RCA Victor record label. Some had limited releases while others featured controversial lyrics: Here's a look at some of the rarest vinyl records known to exist and the small fortune they could be worth. Vinyl Records Value Conclusion.